<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>demo Document</title>
</head>
<style>
    body::before{
        content:'vue-cli demo body in 1';
        display: inline;
        color:red;
    }
</style>
<body>
    <section id='demo-app'></section>
    <script type="module" src="../src/cli/demo.js"></script>
</body>
</html>